<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        body{
            height: 100%;
        }
        div{
            width: 100%;
            text-align: center;
        }
    </style>
</head>
<body>
<div>
    <p th:text="'端口：'+${port}"></p>
    <form action="/login" method="post">
        <p>用户名: <input type="text" name="username"></p>
        <p>密码: <input type="password" name="password"></p>
        <p><input type="submit" value="登录"></p>
    </form>

</div>

</body>
</html>
